GoGeometry Action 28! (Quick Angle Problem)

Auteur :Tim Brzezinski

Creation of this applet was inspired by a tweet from Antonio Gutierrez. What is the measure of the pink angle? How can you formally prove this to be true?

Nouvelles ressources

bewijs stelling van Pythagoras
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Building Parallelograms with Set Areas
Building Triangles with Set Areas
Parallelogram Anatomy

Découvrir des ressources

rodikline_2
Finding Area Using Sine
Cicloide(s)
Chứng minh thể tích khối cầu
moment of inertia

Découvrir des Thèmes

Hyberbole
Triangles
Fonctions
Intégrale Définie
Symétrie